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  <title>Converts MIME-encoded text to UTF-8</title>
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  <div id="layout-content"><div id="function.imap-utf8" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">imap_utf8</h1>
  <p class="verinfo">(PHP 4, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">imap_utf8</span> &mdash; <span class="dc-title">Converts MIME-encoded text to UTF-8</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.imap-utf8-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>imap_utf8</strong></span>(<span class="methodparam"><span class="type">string</span> <code class="parameter">$mime_encoded_text</code></span>): <span class="type">string</span></div>

  <p class="para rdfs-comment">
   Converts the given <code class="parameter">mime_encoded_text</code> to
   UTF-8, if the declared charset is known to libc-client.
   Otherwise the given text is decoded, but not converted to UTF-8.
  </p>
 </div>

 <div class="refsect1 parameters" id="refsect1-function.imap-utf8-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>
    
     <dt>
<code class="parameter">mime_encoded_text</code></dt>

     <dd>

      <p class="para">
       A MIME encoded string. MIME encoding method and the UTF-8 
       specification are described in <a href="http://www.faqs.org/rfcs/rfc2047" class="link external">&raquo;&nbsp;RFC2047</a> and <a href="http://www.faqs.org/rfcs/rfc2044" class="link external">&raquo;&nbsp;RFC2044</a> respectively.
      </p>
     </dd>

    
   </dl>

  </p>
 </div>

 <div class="refsect1 returnvalues" id="refsect1-function.imap-utf8-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   Returns the decoded string, if possible converted to UTF-8.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.imap-utf8-examples">
  <h3 class="title">范例</h3>
  <div class="example" id="imap-utf8.example.basic">
   <p><strong>示例 #1 Basic <span class="function"><strong>imap_utf8()</strong></span> Usage</strong></p>
   <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">echo&nbsp;</span><span style="color: #0000BB">imap_utf8</span><span style="color: #007700">(</span><span style="color: #DD0000">"Johannes&nbsp;=?ISO-8859-1?Q?Schl=FCter?="</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
   </div>

   <div class="example-contents"><p>以上例程的输出类似于：</p></div>
   <div class="example-contents screen">
<div class="cdata"><pre>
Johannes Schlüter
</pre></div>
   </div>
  </div>
 </div>


 <div class="refsect1 seealso" id="refsect1-function.imap-utf8-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="function.imap-mime-header-decode.html" class="function" rel="rdfs-seeAlso">imap_mime_header_decode()</a> - Decode MIME header elements</span></li>
   </ul>
  </p>
 </div>

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